Examine source code of Darked

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "DarkFox",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(44, 52, 60)",
      "toolbar_text": "rgb(234, 243, 255)",
      "frame": "rgb(14, 23, 29)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(14, 23, 29)",
      "toolbar_field_text": "rgb(200, 206, 229)",
      "tab_line": "rgb(44, 52, 60)",
      "popup": "rgb(37, 48, 59)",
      "popup_text": "rgb(243, 243, 255)",
      "button_background_active": "rgb(72, 81, 94)",
      "button_background_hover": "rgb(60, 70, 82)",
      "ntp_background": "rgb(14, 23, 29)",
      "popup_border": "rgb(63, 78, 94)",
      "sidebar": "rgb(14, 23, 29)",
      "toolbar_field_focus": "rgb(37, 48, 59)",
      "toolbar_field_highlight": "rgb(50, 105, 157)",
      "toolbar_field_text_focus": "rgb(255, 255, 255)",
      "tab_loading": "rgb(44, 52, 60)"
    }
  }
}